<?php

namespace App\Module\AppGame\Handler\Land;

use App\Module\AppGame\Handler\BaseHandler;
use App\Module\Farm\Services\CropService;
use App\Module\Farm\Enums\DISASTER_TYPE;
use Google\Protobuf\Internal\Message;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Uraus\Kku\Request\RequestLandWeedicide;
use Uraus\Kku\Response\ResponseLandWeedicide;
use UCore\Exception\LogicException;

/**
 * 处理除草操作请求
 */
class WeedicideHandler extends BaseHandler
{
    /**
     * 是否需要登录
     * @var bool
     */
    protected bool $need_login = true;

    /**
     * 处理除草操作请求
     *
     * @param RequestLandWeedicide $data 除草操作请求数据
     * @return ResponseLandWeedicide 除草操作响应
     */
    public function handle(Message $data): Message
    {
        // 创建响应对象
        $response = new ResponseLandWeedicide();

        try {
            // 获取请求参数
            $landId = $data->getLandId();
            $userItemId = $data->getItemId();
            $userId = $this->user_id;

            // 开启事务
            DB::beginTransaction();

            // 使用统一的灾害去除逻辑，包含概率判断和事务检测
            $result = CropService::removeDisasterWithItem(
                $userId,
                $landId,
                $userItemId,
                DISASTER_TYPE::WEED->value,
                'land_weedicide'
            );

            // 提交事务
            DB::commit();

            // 设置响应状态
            $this->response->setCode(0);
            $this->response->setMsg($result['message']);

        } catch (LogicException $e) {
            // 回滚事务
            DB::rollBack();

            // 设置错误响应
            $this->response->setCode(400);
            $this->response->setMsg($e->getMessage());

            Log::warning('用户除草失败', [
                'user_id' => $this->user_id,
                'land_id' => $landId ?? null,
                'item_id' => $userItemId ?? null,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString()
            ]);
        } catch (\Exception $e) {
            // 回滚事务
            DB::rollBack();

            // 设置错误响应
            $this->response->setCode(500);
            $this->response->setMsg('系统错误，请稍后再试');

            Log::error('除草操作异常', [
                'user_id' => $this->user_id,
                'land_id' => $landId ?? null,
                'item_id' => $userItemId ?? null,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString()
            ]);
        }

        return $response;
    }
}